R8I-FLEX Memory Optimized
High memory-to-vCPU ratio for memory-intensive applications.
Name:
rMemory Optimizedr = Memory OptimizedHigh memory-to-vCPU ratio designed for memory-intensive applications such as databases, distributed caches, and in-memory analytics.88th Generation8 = 8th GenerationAWS 8th generation hardware platform with updated CPU/system architecture.iIntel Xeon Scalablei = Intel Xeon ScalableIntel Xeon Scalable (Granite Rapids) (x86_64). Powered by Intel Xeon Scalable x86_64 processors with Intel Advanced Vector Extensions (AVX-512 / AMX) acceleration.flexFlex Instanceflex = Flex InstanceFlex instances offer up to 19% better price-to-performance for workloads that do not continuously utilize full compute capacity.Common use cases
- In-memory databases
- Real-time big data analytics
- High-performance caching
Instance types (7)
With a 3-year Compute Savings Plan (No Upfront), r8i-flex sizes on Linux in US East (N. Virginia) (us-east-1) cost 48% less than the on-demand rate. Each size's page has the rates in every region. How Savings Plans are applied.
| Instance | vCPU | Memory | Architecture | From (Linux, $/hr) |
|---|---|---|---|---|
| r8i-flex.large | 2 | 16 GB | x86_64 | $0.1320 |
| r8i-flex.xlarge | 4 | 32 GB | x86_64 | $0.2639 |
| r8i-flex.2xlarge | 8 | 64 GB | x86_64 | $0.5279 |
| r8i-flex.4xlarge | 16 | 128 GB | x86_64 | $1.0558 |
| r8i-flex.8xlarge | 32 | 256 GB | x86_64 | $2.1115 |
| r8i-flex.12xlarge | 48 | 384 GB | x86_64 | $3.1673 |
| r8i-flex.16xlarge | 64 | 512 GB | x86_64 | $4.2230 |